CBSE Class 9 Answered
Expert Answer
Homogeneous mixtures: A mixture which has uniform composition and properties throughout its mass is called a homogeneous mixture. Examples: Sugar solution, salt solution etc.
Heterogeneous mixture: A mixture which has different composition and properties in different parts of their mass is called heterogeneous mixture. Examples: Sand mixed with salt, sugar in oil etc.
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Types of mixtures |
Homogeneous |
Heterogeneous |
|
Solid in solid |
Alloys Example: Bronze (Cu, Zn, Sn) |
Gun powder (Charcoal, Sulphur, Nitre) |
|
Solid in liquid |
Iodine in alcohol, sugar in carbon disulphide, sugar in water, salt in water |
Sugar in oil, sand in water |
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Liquid in solid |
Amalgam (Hg + Au) |
Water in sponge |
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Liquid in liquid |
Methanol in water, acetone in water |
Oil in water, kerosene in water |
|
Gas in liquid |
HCl in water |
Helium in water |
|
Liquid in gas |
Moisture in air |
Mist, fog |
|
Gas in gas |
Pure air |
Air in industries |
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